68 lines
2.4 KiB
Rust
68 lines
2.4 KiB
Rust
//! Test command for running CLIF files and verifying their results
|
|
//!
|
|
//! The `run` test command compiles each function on the host machine and executes it
|
|
|
|
use crate::function_runner::SingleFunctionCompiler;
|
|
use crate::subtest::{Context, SubTest, SubtestResult};
|
|
use cranelift_codegen::ir;
|
|
use cranelift_reader::parse_run_command;
|
|
use cranelift_reader::TestCommand;
|
|
use log::trace;
|
|
use std::borrow::Cow;
|
|
use target_lexicon::Architecture;
|
|
|
|
struct TestRun;
|
|
|
|
pub fn subtest(parsed: &TestCommand) -> SubtestResult<Box<dyn SubTest>> {
|
|
assert_eq!(parsed.command, "run");
|
|
if !parsed.options.is_empty() {
|
|
Err(format!("No options allowed on {}", parsed))
|
|
} else {
|
|
Ok(Box::new(TestRun))
|
|
}
|
|
}
|
|
|
|
impl SubTest for TestRun {
|
|
fn name(&self) -> &'static str {
|
|
"run"
|
|
}
|
|
|
|
fn is_mutating(&self) -> bool {
|
|
false
|
|
}
|
|
|
|
fn needs_isa(&self) -> bool {
|
|
true
|
|
}
|
|
|
|
fn run(&self, func: Cow<ir::Function>, context: &Context) -> SubtestResult<()> {
|
|
let mut compiler = SingleFunctionCompiler::with_host_isa(context.flags.clone());
|
|
for comment in context.details.comments.iter() {
|
|
if let Some(command) =
|
|
parse_run_command(comment.text, &func.signature).map_err(|e| e.to_string())?
|
|
{
|
|
trace!("Parsed run command: {}", command);
|
|
|
|
// If this test requests to run on a completely different
|
|
// architecture than the host platform then we skip it entirely,
|
|
// since we won't be able to natively execute machine code.
|
|
let requested_arch = context.isa.unwrap().triple().architecture;
|
|
if requested_arch != Architecture::host() {
|
|
return Ok(());
|
|
}
|
|
|
|
// Note that here we're also explicitly ignoring `context.isa`,
|
|
// regardless of what's requested. We want to use the native
|
|
// host ISA no matter what here, so the ISA listed in the file
|
|
// is only used as a filter to not run into situations like
|
|
// running x86_64 code on aarch64 platforms.
|
|
let compiled_fn = compiler
|
|
.compile(func.clone().into_owned())
|
|
.map_err(|e| format!("{:?}", e))?;
|
|
command.run(|_, args| Ok(compiled_fn.call(args)))?;
|
|
}
|
|
}
|
|
Ok(())
|
|
}
|
|
}
|